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<table width="100%" summary="page for cvalues"><tr><td>cvalues</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>
Historical speed of light measurements
</h2>

<h3>Description</h3>

<p>Measurements made beteween 1675 and 1972
</p>


<h3>Usage</h3>

<pre>
cvalues
</pre>


<h3>Format</h3>

<p>A data frame with 9 observations on the following 3 variables.
</p>

<dl>
<dt><code>Year</code></dt><dd><p>Year of measurement</p>
</dd>
<dt><code>speed</code></dt><dd><p>estimated speed in meters per second</p>
</dd>
<dt><code>error</code></dt><dd><p>measurement error, as estimated by experimenter(s)</p>
</dd>
</dl>



<h3>Source</h3>

<p><a href="http://en.wikipedia.org/wiki/Speed_of_light">http://en.wikipedia.org/wiki/Speed_of_light</a> accessed 2011/12/22
</p>


<h3>Examples</h3>

<pre>
data(cvalues)
</pre>


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